Objective: To observe the clinical efficacy on Huayu Xiaocuo decoction in treatment of nodular cystic type acne. Method: One hundred and eight cases of nodular cystic acne patients were randomly divided into treatment group and control group

54 cases each group. The treatment group was given Huayu Xiaocuo decoction

and control group was given Vitamin A acid capsules

10 mg each time

twice a day. Effects were observed in both groups for 8 weeks after administration. The skin lesions were recorded at begnning of treatment

and week 2

4

8

the signs and symptoms were scored to determine the clinical efficacy. During treatment adverse reactions and recurrence were observed. The total efficiency rate was given as cured and effective. Rusult: In treatment group the improvement of clinical symptoms and clinical symptom score was more significant than that in the control group. The total efficiency rate in treatment group was 88.89%

and in control group being 68.52%. Conclusion: Huayu Xiaocuo decoction can treat nodular cystic type acne effectively.